diff options
Diffstat (limited to 'plugins/org.eclipse.wst.server.core/servercore/org/eclipse/wst/server/core/internal/ServerPreferenceModifyListener.java')
-rw-r--r-- | plugins/org.eclipse.wst.server.core/servercore/org/eclipse/wst/server/core/internal/ServerPreferenceModifyListener.java | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/plugins/org.eclipse.wst.server.core/servercore/org/eclipse/wst/server/core/internal/ServerPreferenceModifyListener.java b/plugins/org.eclipse.wst.server.core/servercore/org/eclipse/wst/server/core/internal/ServerPreferenceModifyListener.java deleted file mode 100644 index aa601524d..000000000 --- a/plugins/org.eclipse.wst.server.core/servercore/org/eclipse/wst/server/core/internal/ServerPreferenceModifyListener.java +++ /dev/null @@ -1,76 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2010, 2011 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - Initial API and implementation - *******************************************************************************/ -package org.eclipse.wst.server.core.internal; - -import java.io.File; -import java.io.StringReader; -import java.io.StringWriter; - -import javax.xml.parsers.DocumentBuilderFactory; -import javax.xml.transform.TransformerFactory; -import javax.xml.transform.dom.DOMSource; -import javax.xml.transform.stream.StreamResult; - -import org.eclipse.core.runtime.preferences.IEclipsePreferences; -import org.eclipse.core.runtime.preferences.InstanceScope; -import org.eclipse.core.runtime.preferences.PreferenceModifyListener; -import org.osgi.service.prefs.Preferences; -import org.w3c.dom.*; -import org.xml.sax.InputSource; - -public class ServerPreferenceModifyListener extends PreferenceModifyListener { - - private static final String LOCKED_ATTRIBUTE_NAME = "locked"; //$NON-NLS-1$ - private static final String RUNTIMES_PREFERENCE_NAME = "runtimes"; //$NON-NLS-1$ - private static final String RUNTIME_NODE_NAME = "runtime"; //$NON-NLS-1$ - - /* (non-Javadoc) - * @see org.eclipse.core.runtime.preferences.PreferenceModifyListener#preApply(org.eclipse.core.runtime.preferences.IEclipsePreferences) - */ - public IEclipsePreferences preApply(IEclipsePreferences node) { - Preferences instance = node.node(InstanceScope.SCOPE); - Preferences runtimes = instance.node(ServerPlugin.PLUGIN_ID); - if (runtimes != null) - removeLockedServerRuntimePreference(runtimes); //$NON-NLS-1$ - return super.preApply(node); - } - - private void removeLockedServerRuntimePreference(Preferences preferences) { - try { - File prefFile = new File(preferences.get(RUNTIMES_PREFERENCE_NAME, "")); - if (!prefFile.exists()){ - return; - } - - Document doc = DocumentBuilderFactory.newInstance() - .newDocumentBuilder().parse(new InputSource(new StringReader(prefFile.toString()))); //$NON-NLS-1$ - NodeList nodeList = doc.getElementsByTagName(RUNTIME_NODE_NAME); - for (int s = 0; s < nodeList.getLength(); s++) { - Node node = nodeList.item(s); - if (node.getNodeType() == Node.ELEMENT_NODE) { - NamedNodeMap attributes = node.getAttributes(); - Node locked = attributes.getNamedItem(LOCKED_ATTRIBUTE_NAME); - if (locked != null && Boolean.parseBoolean(locked.getNodeValue())) - node.getParentNode().removeChild(node); - } - } - StringWriter runtimes = new StringWriter(); - TransformerFactory.newInstance().newTransformer().transform(new DOMSource(doc), new StreamResult(runtimes)); - preferences.remove(RUNTIMES_PREFERENCE_NAME); - preferences.put(RUNTIMES_PREFERENCE_NAME, runtimes.toString()); - } catch (Exception e) { - //there is no defined runtime environment - return; - } - - } - -} |